Home / 4,547.52-6,821.28-1,260.54

Finding the Fourth Proportional to 4,547.52, 6,821.28 and 1,260.54

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Solution

The fourth proportional to 4,547.52, 6,821.28 and 1,260.54 is: 1,890.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.52 : 6,821.28 = 1,260.54 : x
  2. Step 2: Convert to fraction form
    4,547.52/6,821.28 = 1,260.54/x
  3. Step 3: Cross multiply
    4,547.52x = 6,821.28 × 1,260.54
  4. Step 4: Simplify right side
    4,547.52x = 8,598,496.29
  5. Step 5: Solve for x
    x = 8,598,496.29/4,547.52
  6. Step 6: Final answer
    x = 1,890.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.